yugioh ragnarok deck Metaphys backed up by the full fury of their monsters and warriors of the north. Yu-Gi-Oh Cards 5D's - Storm

Will, Scion of Peace doesn't contribute to this directly, but lifegain comes in large chunks, which converts to a sizeable portion of mana you don't have to spend on something like Sphinx's Revelation

Whenever an opponent sacrifices a noncreature token, that player gets two poison counters

Cunning Survivor: I want to try the 'whenever you cycle' deck

This makes them very highly priced

Abyssrhine, the Atlantean Spirit X WATER Level 3 [ AquaEffect ] ATK 1600 DEF 1600 (This card is always treated as a "Mermail" card.) You can Tribute this card from your hand and 1 "Atlantean" or "Mermail" monster from your hand or field